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/*******************************************************************************
* Copyright (c) 2000, 2013 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.aspectj.org.eclipse.jdt.core.dom;
import java.util.ArrayList;
import java.util.List;
/**
* Simple or qualified "super" method invocation expression AST node type.
*
* SuperMethodInvocation:
* [ ClassName . ] super .
* [ < Type { , Type } > ]
* Identifier ( [ Expression { , Expression } ] )
*
*
* @since 2.0
* @noinstantiate This class is not intended to be instantiated by clients.
*/
@SuppressWarnings({"rawtypes", "unchecked"})
public class SuperMethodInvocation extends Expression {
/**
* The "qualifier" structural property of this node type (child type: {@link Name}).
* @since 3.0
*/
public static final ChildPropertyDescriptor QUALIFIER_PROPERTY =
new ChildPropertyDescriptor(SuperMethodInvocation.class, "qualifier", Name.class, OPTIONAL, NO_CYCLE_RISK); //$NON-NLS-1$
/**
* The "typeArguments" structural property of this node type (element type: {@link Type}) (added in JLS3 API).
* @since 3.1
*/
public static final ChildListPropertyDescriptor TYPE_ARGUMENTS_PROPERTY =
new ChildListPropertyDescriptor(SuperMethodInvocation.class, "typeArguments", Type.class, NO_CYCLE_RISK); //$NON-NLS-1$
/**
* The "name" structural property of this node type (child type: {@link SimpleName}).
* @since 3.0
*/
public static final ChildPropertyDescriptor NAME_PROPERTY =
new ChildPropertyDescriptor(SuperMethodInvocation.class, "name", SimpleName.class, MANDATORY, NO_CYCLE_RISK); //$NON-NLS-1$
/**
* The "arguments" structural property of this node type (element type: {@link Expression}).
* @since 3.0
*/
public static final ChildListPropertyDescriptor ARGUMENTS_PROPERTY =
new ChildListPropertyDescriptor(SuperMethodInvocation.class, "arguments", Expression.class, CYCLE_RISK); //$NON-NLS-1$
/**
* A list of property descriptors (element type:
* {@link StructuralPropertyDescriptor}),
* or null if uninitialized.
* @since 3.0
*/
private static final List PROPERTY_DESCRIPTORS_2_0;
/**
* A list of property descriptors (element type:
* {@link StructuralPropertyDescriptor}),
* or null if uninitialized.
* @since 3.1
*/
private static final List PROPERTY_DESCRIPTORS_3_0;
static {
List propertyList = new ArrayList(4);
createPropertyList(SuperMethodInvocation.class, propertyList);
addProperty(QUALIFIER_PROPERTY, propertyList);
addProperty(NAME_PROPERTY, propertyList);
addProperty(ARGUMENTS_PROPERTY, propertyList);
PROPERTY_DESCRIPTORS_2_0 = reapPropertyList(propertyList);
propertyList = new ArrayList(5);
createPropertyList(SuperMethodInvocation.class, propertyList);
addProperty(QUALIFIER_PROPERTY, propertyList);
addProperty(TYPE_ARGUMENTS_PROPERTY, propertyList);
addProperty(NAME_PROPERTY, propertyList);
addProperty(ARGUMENTS_PROPERTY, propertyList);
PROPERTY_DESCRIPTORS_3_0 = reapPropertyList(propertyList);
}
/**
* Returns a list of structural property descriptors for this node type.
* Clients must not modify the result.
*
* @param apiLevel the API level; one of the
* AST.JLS*
constants
* @return a list of property descriptors (element type:
* {@link StructuralPropertyDescriptor})
* @since 3.0
*/
public static List propertyDescriptors(int apiLevel) {
if (apiLevel == AST.JLS2_INTERNAL) {
return PROPERTY_DESCRIPTORS_2_0;
} else {
return PROPERTY_DESCRIPTORS_3_0;
}
}
/**
* The optional qualifier; null
for none; defaults to none.
*/
private Name optionalQualifier = null;
/**
* The type arguments (element type: {@link Type}).
* Null in JLS2. Added in JLS3; defaults to an empty list
* (see constructor).
* @since 3.1
*/
private ASTNode.NodeList typeArguments = null;
/**
* The method name; lazily initialized; defaults to a unspecified,
* legal Java method name.
*/
private SimpleName methodName = null;
/**
* The list of argument expressions (element type:
* {@link Expression}). Defaults to an empty list.
*/
private ASTNode.NodeList arguments =
new ASTNode.NodeList(ARGUMENTS_PROPERTY);
/**
* Creates a new AST node for a "super" method invocation expression owned
* by the given AST. By default, no qualifier, no type arguments,
* an unspecified, but legal, method name, and an empty list of arguments.
*
* @param ast the AST that is to own this node
*/
SuperMethodInvocation(AST ast) {
super(ast);
if (ast.apiLevel >= AST.JLS3_INTERNAL) {
this.typeArguments = new ASTNode.NodeList(TYPE_ARGUMENTS_PROPERTY);
}
}
/* (omit javadoc for this method)
* Method declared on ASTNode.
*/
final List internalStructuralPropertiesForType(int apiLevel) {
return propertyDescriptors(apiLevel);
}
/* (omit javadoc for this method)
* Method declared on ASTNode.
*/
final ASTNode internalGetSetChildProperty(ChildPropertyDescriptor property, boolean get, ASTNode child) {
if (property == QUALIFIER_PROPERTY) {
if (get) {
return getQualifier();
} else {
setQualifier((Name) child);
return null;
}
}
if (property == NAME_PROPERTY) {
if (get) {
return getName();
} else {
setName((SimpleName) child);
return null;
}
}
// allow default implementation to flag the error
return super.internalGetSetChildProperty(property, get, child);
}
/* (omit javadoc for this method)
* Method declared on ASTNode.
*/
final List internalGetChildListProperty(ChildListPropertyDescriptor property) {
if (property == ARGUMENTS_PROPERTY) {
return arguments();
}
if (property == TYPE_ARGUMENTS_PROPERTY) {
return typeArguments();
}
// allow default implementation to flag the error
return super.internalGetChildListProperty(property);
}
/* (omit javadoc for this method)
* Method declared on ASTNode.
*/
final int getNodeType0() {
return SUPER_METHOD_INVOCATION;
}
/* (omit javadoc for this method)
* Method declared on ASTNode.
*/
ASTNode clone0(AST target) {
SuperMethodInvocation result = new SuperMethodInvocation(target);
result.setSourceRange(getStartPosition(), getLength());
result.setName((SimpleName) getName().clone(target));
result.setQualifier((Name) ASTNode.copySubtree(target, getQualifier()));
if (this.ast.apiLevel >= AST.JLS3_INTERNAL) {
result.typeArguments().addAll(ASTNode.copySubtrees(target, typeArguments()));
}
result.arguments().addAll(ASTNode.copySubtrees(target, arguments()));
return result;
}
/* (omit javadoc for this method)
* Method declared on ASTNode.
*/
final boolean subtreeMatch0(ASTMatcher matcher, Object other) {
// dispatch to correct overloaded match method
return matcher.match(this, other);
}
/* (omit javadoc for this method)
* Method declared on ASTNode.
*/
void accept0(ASTVisitor visitor) {
boolean visitChildren = visitor.visit(this);
if (visitChildren) {
// visit children in normal left to right reading order
acceptChild(visitor, getQualifier());
if (this.ast.apiLevel >= AST.JLS3_INTERNAL) {
acceptChildren(visitor, this.typeArguments);
}
acceptChild(visitor, getName());
acceptChildren(visitor, this.arguments);
}
visitor.endVisit(this);
}
/**
* Returns the qualifier of this "super" method invocation expression, or
* null
if there is none.
*
* @return the qualifier name node, or null
if there is none
*/
public Name getQualifier() {
return this.optionalQualifier;
}
/**
* Returns true if the resolved return type has been inferred from the assignment context (JLS3 15.12.2.8), false otherwise.
*
* This information is available only when bindings are requested when the AST is being built
*
.
*
* @return true if the resolved return type has been inferred from the assignment context (JLS3 15.12.2.8), false otherwise
* @since 3.3
*/
public boolean isResolvedTypeInferredFromExpectedType() {
return this.ast.getBindingResolver().isResolvedTypeInferredFromExpectedType(this);
}
/**
* Sets or clears the qualifier of this "super" method invocation expression.
*
* @param name the qualifier name node, or null
if
* there is none
* @exception IllegalArgumentException if:
*
* - the node belongs to a different AST
* - the node already has a parent
*
*/
public void setQualifier(Name name) {
ASTNode oldChild = this.optionalQualifier;
preReplaceChild(oldChild, name, QUALIFIER_PROPERTY);
this.optionalQualifier = name;
postReplaceChild(oldChild, name, QUALIFIER_PROPERTY);
}
/**
* Returns the live ordered list of type arguments of this method
* invocation (added in JLS3 API).
*
* @return the live list of type arguments
* (element type: {@link Type})
* @exception UnsupportedOperationException if this operation is used in
* a JLS2 AST
* @since 3.1
*/
public List typeArguments() {
// more efficient than just calling unsupportedIn2() to check
if (this.typeArguments == null) {
unsupportedIn2();
}
return this.typeArguments;
}
/**
* Returns the name of the method invoked in this expression.
*
* @return the method name node
*/
public SimpleName getName() {
if (this.methodName == null) {
// lazy init must be thread-safe for readers
synchronized (this) {
if (this.methodName == null) {
preLazyInit();
this.methodName = new SimpleName(this.ast);
postLazyInit(this.methodName, NAME_PROPERTY);
}
}
}
return this.methodName;
}
/**
* Sets the name of the method invoked in this expression to the
* given name.
*
* @param name the new method name
* @exception IllegalArgumentException if:
*
* - the node belongs to a different AST
* - the node already has a parent
*
*/
public void setName(SimpleName name) {
if (name == null) {
throw new IllegalArgumentException();
}
ASTNode oldChild = this.methodName;
preReplaceChild(oldChild, name, NAME_PROPERTY);
this.methodName = name;
postReplaceChild(oldChild, name, NAME_PROPERTY);
}
/**
* Returns the live ordered list of argument expressions in this
* "super" method invocation expression.
*
* @return the live list of argument expressions
* (element type: {@link Expression})
*/
public List arguments() {
return this.arguments;
}
/**
* Resolves and returns the binding for the method invoked by this
* expression.
*
* Note that bindings are generally unavailable unless requested when the
* AST is being built.
*
*
* @return the method binding, or null
if the binding cannot
* be resolved
* @since 2.1
*/
public IMethodBinding resolveMethodBinding() {
return this.ast.getBindingResolver().resolveMethod(this);
}
/* (omit javadoc for this method)
* Method declared on ASTNode.
*/
int memSize() {
// treat Code as free
return BASE_NODE_SIZE + 4 * 4;
}
/* (omit javadoc for this method)
* Method declared on ASTNode.
*/
int treeSize() {
return
memSize()
+ (this.optionalQualifier == null ? 0 : getQualifier().treeSize())
+ (this.typeArguments == null ? 0 : this.typeArguments.listSize())
+ (this.methodName == null ? 0 : getName().treeSize())
+ (this.arguments == null ? 0 : this.arguments.listSize());
}
}